Innovative Mounts 99150-75A K-Series Steel Motor Mount Swap Kit 75A

The Innovative Mounts 99150-75A is a CNC machined steel K-Series engine mount swap kit designed for Honda Civic and CRX engine conversion builds. Constructed from high-quality steel with precision welds, these mounts provide a durable and reliable foundation for K-Series engine swaps. This kit ships with 75A black polyurethane bushings, making it well-suited for both street and track applications with above-average power output.

Note: This kit does not include a front mount. A separate front mount must be purchased for a complete installation.

Key Features:

• CNC machined steel construction with high-quality welds for long-lasting strength and rigidity
• 75A black bushings rated for up to 500HP — ideal for street and track vehicles with higher-than-average horsepower
• Stiffer bushing rating reduces engine flex and minimizes wheel hop compared to OEM fluid-filled mounts
• Eliminates the dampening oil containers found in OEM mounts, improving throttle response and driving feel
• CAD/CAM designed and stress analyzed for precise fitment and structural integrity
• Backed by Innovative Mounts' lifetime warranty

Available Bushing Options:

• 60A Red Bushings — Rated up to 250HP. Recommended for daily-driven street cars. Provides the least amount of vibration transfer from the engine to the chassis for a comfortable everyday ride.
• 75A Black Bushings — Rated up to 500HP. Recommended for street and track vehicles producing more than average horsepower. Offers a stiffer feel and reduced engine flex. (Included with this kit)
• 85A Grey Bushings — Rated for 500HP+. Designed specifically for race cars or drivers seeking maximum rigidity and a near-solid engine mount feel.

Innovative Mounts' steel swap kits are a proven entry-level solution for K-Series engine conversions, delivering performance-oriented mount geometry without compromising structural durability.